NVIDIA A100 PCIe vs NVIDIA L40

VS

NVIDIA A100 PCIe

NVIDIA L40

AI GPU We compared a GPU: 40GB VRAM A100 PCIe and a Professional market GPU: 48GB VRAM L40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 's Advantages

Larger VRAM bandwidth (1555GB/s vs 864.0GB/s)

Lower TDP (250W vs 300W)

NVIDIA L40 's Advantages

Released 2 years and 4 months late

Boost Clock has increased by 77% (2490MHz vs 1410MHz)

More VRAM (48GB vs 40GB)

11264 additional rendering cores

Score

Benchmark

FP32 (float)

A100 PCIe

19.49 TFLOPS

L40 +364%

90.52 TFLOPS

A100 PCIe

VS

L40

Graphics Card

Jun 2020

Release Date

Oct 2022

Tesla

Generation

Tesla Ada

AI GPU

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

765 MHz

Base Clock

735 MHz

1410 MHz

Boost Clock

2490 MHz

1215 MHz

Memory Clock

2250 MHz

Memory

40GB

Memory Size

48GB

HBM2e

Memory Type

GDDR6

5120bit

Memory Bus

384bit

1555GB/s

Bandwidth

864.0GB/s

Render Config

-

108

SM Count

142

6912

Shading Units

18176

432

TMUs

568

160

ROPs

192

432

Tensor Cores

568

-

RT Cores

142

192 KB (per SM)

L1 Cache

128 KB (per SM)

40 MB

L2 Cache

96 MB

-

Theoretical Performance

225.6 GPixel/s

Pixel Rate

478.1 GPixel/s

609.1 GTexel/s

Texture Rate

1414 GTexel/s

77.97 TFLOPS

FP16 (half)

90.52 TFLOPS

19.49 TFLOPS

FP32 (float)

90.52 TFLOPS

9.746 TFLOPS

FP64 (double)

1414 GFLOPS

Board Design

250W

TDP

300W

600 W

Suggested PSU

700 W

No outputs

Outputs

4x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 16-pin

Graphics Processor

GA100

GPU Name

AD102

-

GPU Variant

AD102-895-A1

Ampere

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

4 nm

54.2 billion

Transistors

76.3 billion

826 mm²

Die Size

608 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

8.9

N/A

Shader Model

6.6

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